EUNIS habitat type hierarchical view

• A : Marine habitats
  
  • A1 : Littoral rock and other hard substrata
    
  • A2 : Littoral sediment
    
  • A3 : Infralittoral rock and other hard substrata
    
  • A4 : Circalittoral rock and other hard substrata
    
  • A5 : Sublittoral sediment
    
  • A6 : Deep-sea bed
    
  • A7 : Pelagic water column
    
  • A8 : Ice-associated marine habitats
    
• B : Coastal habitats
  
  • B1 : Coastal dunes and sandy shores
    
    • B1.1 : Sand beach driftlines
    • B1.2 : Sand beaches above the driftline
    • B1.3 : Shifting coastal dunes
    • B1.4 : Coastal stable dune grassland (grey dunes)
    • B1.5 : Coastal dune heaths
    • B1.6 : Coastal dune scrub
    • B1.7 : Coastal dune woods
      •  B1.71 : Coastal brown dunes covered with natural or almost natural coniferous forest, e.g. [Pinus silvestris]
      •  B1.72 : Coastal brown dunes covered with deciduous forest ([Fagus], [Betula], [Quercus])
      •  B1.73 : Coastal dunes covered with planted [Pinus mugo] woodland
      •  B1.74 : Coastal brown dunes covered with natural or almost natural thermophilous pines
    • B1.8 : Moist and wet dune slacks
    •  B1.9 : Machair
  • B2 : Coastal shingle
    
  • B3 : Rock cliffs, ledges and shores, including the supralittoral
    
• C : Inland surface waters
  
  • C1 : Surface standing waters
    
  • C2 : Surface running waters
    
  • C3 : Littoral zone of inland surface waterbodies
    
• D : Mires, bogs and fens
  
• E : Grasslands and lands dominated by forbs, mosses or lichens
  
  • E1 : Dry grasslands
    
  • E2 : Mesic grasslands
    
  • E3 : Seasonally wet and wet grasslands
    
    • E3.1 : Mediterranean tall humid grassland
    •  E3.2 : Mediterranean short humid grassland
    • E3.3 : Sub-mediterranean humid meadows
    • E3.4 : Moist or wet eutrophic and mesotrophic grassland
    • E3.5 : Moist or wet oligotrophic grassland
  • E4 : Alpine and subalpine grasslands
    
  • E5 : Woodland fringes and clearings and tall forb stands
    
  • E6 : Inland salt steppes
    
  • E7 : Sparsely wooded grasslands
    
• F : Heathland, scrub and tundra
  
• G : Woodland, forest and other wooded land
  
• H : Inland unvegetated or sparsely vegetated habitats
  
  • H1 : Terrestrial underground caves, cave systems, passages and waterbodies
    
  • H2 : Screes
    
  • H3 : Inland cliffs, rock pavements and outcrops
    
  • H4 : Snow or ice-dominated habitats
    
  • H5 : Miscellaneous inland habitats with very sparse or no vegetation
    
  • H6 : Recent volcanic features
    
    • H6.1 : Active volcanic features
      •  H6.11 : Italian fumaroles
      •  H6.12 : Sicilian fumaroles
      •  H6.13 : Pantelleria fumaroles
      •  H6.14 : Macaronesian fumaroles
      •  H6.15 : Icelandic solfataras
      •  H6.16 : East Mediterranean fumaroles and solfataras
      •  H6.17 : Peri-Alpine fumaroles, solfataras and mofettes
      •  H6.18 : Western Asian fumaroles and solfataras
    • H6.2 : Inactive recent volcanic features
• I : Regularly or recently cultivated agricultural, horticultural and domestic habitats
  
  • I1 : Arable land and market gardens
    
    • I1.1 : Intensive unmixed crops
    • I1.2 : Mixed crops of market gardens and horticulture
    •  I1.3 : Arable land with unmixed crops grown by low-intensity agricultural methods
    •  I1.4 : Inundated or inundatable croplands, including rice fields
    • I1.5 : Bare tilled, fallow or recently abandoned arable land
  • I2 : Cultivated areas of gardens and parks
    
• J : Constructed, industrial and other artificial habitats
  
  • J1 : Buildings of cities, towns and villages
    
  • J2 : Low density buildings
    
  • J3 : Extractive industrial sites
    
  • J4 : Transport networks and other constructed hard-surfaced areas
    
  • J5 : Highly artificial man-made waters and associated structures
    
  • J6 : Waste deposits
    
• X : Habitat complexes